Dr. Eugene Locken D.O.
About this NPIWhat this record shows.
NPI 1255466603 is registered to Dr. Eugene Locken D.O., a Family Medicine practising at 10131 Concord Drive in Rancho Cucamonga, California. Family Medicine physicians provide comprehensive primary care for patients of all ages, including preventive care, chronic disease management, and acute illness treatment. Dr. Eugene Locken D.O. has been enumerated in the National Provider Identifier (NPI) registry since 2007.
Your brand here.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Dr. Eugene Locken D.O. accepts. To confirm in-network status with your specific health plan, contact Dr. Eugene Locken D.O. directly at (805) 291-3229.
Frequently asked
Yes. NPI 1255466603 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Family Medicine physicians provide comprehensive primary care for patients of all ages, including preventive care, chronic disease management, and acute illness treatment.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (805) 291-3229.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Dr. Eugene Locken D.O. is a Type-1 individual NPI.